Cita APA

Friberg, L., Elinder, C., & Kjellström, T. (1992). Cadmium. Geneva: World Health Organization.

Citación estilo Chicago

Friberg, Lars, C.G Elinder, y Tord Kjellström. Cadmium. Geneva: World Health Organization, 1992.

Cita MLA

Friberg, Lars, C.G Elinder, y Tord Kjellström. Cadmium. Geneva: World Health Organization, 1992.